BX4 450nm Adjustable Focus Blue Laser Pointer &Battery &Charger&Goggles&5 Stars
Wave Length： 450nm. Battery Direction： The Battery "+" Is Toward End of The Laser Pointer. 1 Blue Laser Pointer. Flare Forms： Plaque-Forming - Circle. 1 Red Safety Goggles. Laser Color： Blue. Focus Mode： Adjustable Focus.